INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1503058421f992abb872d41e74b81849b35f4a30ae68eebc5b997b949ba27c80', 
    'trdA8lWcr10UBAP5GKQFJZxp3+o1P+RbdazaZVdsC6g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)